CN216975812U

CN216975812U - Novel turbine butterfly valve device

Info

Publication number: CN216975812U
Application number: CN202220344892.7U
Authority: CN
Inventors: 梁洪刚; 梁树栋
Original assignee: Shandong Dingliang Fire Technology Co Ltd
Current assignee: Shandong Dingliang Fire Technology Co Ltd
Priority date: 2022-02-21
Filing date: 2022-02-21
Publication date: 2022-07-15
Anticipated expiration: 2032-02-21

Abstract

The utility model discloses a novel turbine butterfly valve device which comprises a valve body, wherein the top of the valve body is fixedly connected with a pipe body, the top end of the pipe body is fixedly connected with a worm gear box, the top end of the worm gear box is detachably and fixedly connected with a top cover, the top of the valve body is connected with a valve rod in a penetrating and rotating mode, and the bottom end of the valve rod is fixedly connected with a butterfly plate. According to the utility model, when the worm is replaced and maintained, only the top cover needs to be opened, and then the pull plates on the two sides are pulled, so that the two clamping blocks are driven to move out of the clamping grooves, the worm can be taken down, and then the worm wheel body is taken down, so that the operation is simple, great convenience is brought to maintenance personnel, the locking knob can drive the clamping rod to fix the valve rod by rotating, the butterfly plate is prevented from rotating during maintenance, the valve rod can automatically drive the pointer to rotate during rotation, and the observation of the rotation angle of the butterfly plate is facilitated by matching with the watch case.

Description

Novel turbine butterfly valve device

Technical Field

The utility model relates to the technical field of butterfly valves, in particular to a novel turbine butterfly valve device.

Background

The butterfly plate of the worm butterfly valve is arranged in the diameter direction of the pipeline. In the cylindrical channel of the butterfly valve body, the disc-shaped butterfly plate rotates around the axis, the rotation angle is 0-90 degrees, and when the disc-shaped butterfly plate rotates to 90 degrees, the valve is in a fully-opened state, and the worm-gear butterfly valve is simple in structure, small in size, light in weight and only composed of a few parts. And the valve can be quickly opened and closed only by rotating 90 degrees, the operation is simple, and meanwhile, the valve has good fluid control characteristics. When the flange butterfly valve is in a fully open position, the butterfly valve has two sealing modes of elastic sealing and metal sealing. The sealing ring can be embedded on the valve body or attached to the periphery of the butterfly plate;

now relate to a novel turbine butterfly valve device, current butterfly valve is after long-term the use, some troubles can appear in the inside part of worm gear case, however the worm among the current worm gear butterfly valve generally all directly runs through the worm gear case, need run through whole worm from the worm gear case when changing and take out, be not convenient for dismantle the maintenance, and under the injecing that loses worm gear, the butterfly plate of butterfly valve can take place to rotate voluntarily, thereby influence the use of pipeline, influence the normal use of butterfly valve.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a novel turbine butterfly valve device.

In order to achieve the purpose, the utility model adopts the following technical scheme: a novel turbine butterfly valve device comprises a valve body, wherein a pipe body is fixedly connected to the top of the valve body, a worm gear box is fixedly connected to the top end of the pipe body, a top cover is fixedly connected to the top end of the worm gear box in a detachable mode, a valve rod is connected to the top of the valve body in a penetrating and rotating mode, a butterfly plate is fixedly connected to the bottom end of the valve rod, the top end of the valve rod penetrates through the pipe body and extends into the worm gear box, a worm gear body is fixedly connected to the outer surface of the top end of the valve rod in a detachable sleeved mode, a worm is meshed and connected to the outer surface of the worm gear body, rotating shafts are symmetrically connected to two sides of the outer surface of the worm gear box in a penetrating and rotating mode, a clamping mechanism is arranged between one end of each rotating shaft and two ends of each worm, a hand wheel is fixedly connected to one end, located outside the worm gear box, a positioning mechanism penetrates through one side of the outer surface of the worm gear box, and four positioning holes corresponding to the positioning mechanism are formed in an annular array on the outer surface of the valve rod, and the upper surface of the top cover is provided with an indicating mechanism matched with the valve rod in a penetrating way.

Further, latch mechanism includes recess and draw-in groove, the terminal surface at the pivot is seted up to the recess, the terminal surface at the worm is seted up to the draw-in groove, the first spring of inner wall fixedly connected with of recess, the one end fixedly connected with and draw-in groove matched with fixture block of first spring.

Furthermore, the clamping mechanism further comprises a stroke groove formed in the outer surface of the rotating shaft, a pulling plate is connected to the inner portion of the stroke groove in a penetrating and sliding mode, and one end of the pulling plate is fixedly connected with the outer surface of the clamping block.

Furthermore, the positioning mechanism comprises a connecting pipe fixedly installed on the inner wall of the worm gear case, a sliding block is connected inside the connecting pipe in a sliding mode, a second spring is fixedly connected to one side of the sliding block, a clamping rod corresponding to the positioning hole is fixedly connected to one end of the second spring, a locking knob is connected to the outer surface of the worm gear case in a penetrating mode through threads, and one end of the locking knob is connected with the outer surface of the sliding block in a rotating mode.

Furthermore, the shape of one end of the clamping rod and the shape of the positioning hole are both arc-shaped, and anti-skid grains are arranged on the outer surface of the locking knob.

Further, indicating mechanism includes the watchcase, the watchcase run through the top cap and with the inside threaded connection of top cap, the bottom of watchcase runs through to rotate and is connected with the dwang, the top fixedly connected with pointer of dwang, the square groove has been seted up on the top of valve rod, just the bottom fixedly connected with of dwang and square groove matched with square.

Furthermore, both ends of the valve body are fixedly connected with connecting flanges, and the outer surfaces of the connecting flanges are provided with connecting holes.

The utility model has the beneficial effects that:

1. when the novel turbine butterfly valve device is used, the clamping mechanism is arranged, so that when the worm is replaced and maintained, only the top cover needs to be opened, and then the pull plates on the two sides are pulled, so that the two clamping blocks are driven to move out of the clamping grooves, the worm can be taken down, and then the worm wheel body is taken down, the operation is simple, and great convenience is brought to maintenance personnel.

2. When the novel turbine butterfly valve device is used, the valve rod can generate corresponding vibration and sound when rotating through the positioning hole and the positioning mechanism, so that a user can conveniently know the vibration and the sound, and the locking knob in the positioning mechanism can be rotated to drive the clamping rod to fix the valve rod, so that the butterfly plate is prevented from rotating during maintenance.

3. When the novel turbine butterfly valve device is used, the valve rod can automatically drive the pointer to rotate when rotating through the arranged indicating mechanism, so that the rotation angle of the butterfly plate can be observed conveniently by matching with the shell.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic structural view of the latch mechanism of the present invention;

FIG. 4 is a schematic structural diagram of a positioning mechanism of the present invention;

fig. 5 is a schematic view showing a connection structure of a rotating lever and a valve lever according to the present invention.

Illustration of the drawings:

1. a valve body; 2. a pipe body; 3. a worm gear case; 4. a top cover; 5. a valve stem; 6. a worm gear body; 7. a worm; 8. a rotating shaft; 9. a hand wheel; 10. positioning holes; 11. a groove; 12. a card slot; 13. a first spring; 14. a clamping block; 15. a stroke slot; 16. pulling a plate; 17. a connecting pipe; 18. a slider; 19. a second spring; 20. a clamping rod; 21. locking the knob; 22. a watch case; 23. rotating the rod; 24. a pointer; 25. a square groove; 26. a square block; 27. a butterfly plate; 28. and connecting the flanges.

Detailed Description

Referring to fig. 1 to 5, a novel turbine butterfly valve device is provided, which comprises a valve body 1, a pipe body 2 is fixedly connected to the top of the valve body 1, a worm gear case 3 is fixedly connected to the top of the pipe body 2, a top cover 4 is fixedly connected to the top of the worm gear case 3 in a detachable manner, a valve rod 5 is rotatably connected to the top of the valve body 1 in a penetrating manner, a butterfly plate 27 is fixedly connected to the bottom of the valve rod 5, the top of the valve rod 5 penetrates through the pipe body 2 and extends into the worm gear case 3, a worm gear body 6 is fixedly sleeved on the outer surface of the top of the valve rod 5 in a detachable manner, a worm 7 is engaged and connected to the outer surface of the worm gear body 6, rotating shafts 8 are rotatably connected to two sides of the outer surface of the worm gear case 3 in a penetrating manner, a clamping mechanism is arranged between one end of each of the two rotating shafts 8 and two ends of the worm 7, a hand wheel 9 is fixedly connected to the end of the rotating shaft 8 positioned outside the worm gear case 3, and a positioning mechanism is installed on one side of the outer surface of the worm gear case 3 in a penetrating manner, four positioning holes 10 corresponding to the positioning mechanisms are formed in the outer surface of the valve rod 5 in an annular array mode, and the upper surface of the top cover 4 is provided with an indicating mechanism matched with the valve rod 5 in a penetrating mode.

The clamping mechanism comprises a groove 11 and a clamping groove 12, the groove 11 is formed in the end face of the rotating shaft 8, the clamping groove 12 is formed in the end face of the worm 7, a first spring 13 is fixedly connected to the inner wall of the groove 11, a clamping block 14 matched with the clamping groove 12 is fixedly connected to one end of the first spring 13, the first spring 13 drives the clamping block 14 to automatically reset and clamp the clamping block into the clamping groove 12, and then the worm 7 is connected with the two rotating shafts 8.

The clamping mechanism further comprises a stroke groove 15 formed in the outer surface of the rotating shaft 8, a pull plate 16 penetrates through the stroke groove 15 and is connected with the inner portion of the stroke groove 15 in a sliding mode, one end of the pull plate 16 is fixedly connected with the outer surface of the clamping block 14, the clamping block 14 can be driven to move out of the clamping groove 12 by pulling the pull plate 16, and therefore the worm 7 can be taken down, and replacement of the worm 7 is facilitated.

Positioning mechanism includes connecting pipe 17 of fixed mounting at worm-gear case 3 inner wall, the inside sliding connection of connecting pipe 17 has slider 18, one side fixedly connected with second spring 19 of slider 18, the one end fixedly connected with of second spring 19 and the corresponding kelly 20 of locating hole 10, there is locking knob 21 outside surface through threaded connection of worm-gear case 3, the one end of locking knob 21 rotates with the surface of slider 18 to be connected, second spring 19 drives the automatic card of one end of kelly 20 and advances in locating hole 10, thereby send vibrations and striking sound, make the degree of opening and shutting of current butterfly plate 27 that the user can sense, thereby be convenient for control, it can make kelly 20 fixed with locating hole 10 to rotate locking knob 21, thereby avoid taking place the rotation when the maintenance.

The shape of one end of the clamping rod 20 and the shape of the positioning hole 10 are both circular arc-shaped, the outer surface of the locking knob 21 is provided with anti-skidding threads, the circular arc-shaped threads are used for facilitating the movement of the clamping rod 20, and the anti-skidding threads are used for facilitating the rotation of the locking knob 21.

Indicating mechanism includes watchcase 22, watchcase 22 run through top cap 4 and with the inside threaded connection of top cap 4, watchcase 22's bottom run through to rotate and is connected with dwang 23, the top fixedly connected with pointer 24 of dwang 23, square groove 25 has been seted up on the top of valve rod 5, and the bottom fixedly connected with of dwang 23 and square groove 25 matched with square 26, through square groove 25 and square 26, make valve rod 5 can drive dwang 23 when rotating and rotate, thereby drive pointer 24 and rotate, thereby cooperation watchcase 22 is convenient for carry out the angle and observes.

The both ends of valve body 1 are equal fixedly connected with flange 28, and flange 28's surface has seted up the connecting hole, is the installation of the butterfly valve of facilitating the convenience.

When the novel turbine butterfly valve device is used, the hand wheel 9 is rotated to drive the rotating shaft 8 to rotate, so that the worm 7 is driven to rotate, the worm wheel body 6 and the valve rod 5 are driven to rotate, the valve rod 5 is rotated to drive the butterfly plate 27 and the rotating rod 23 to rotate simultaneously, so that the pointer 24 is driven to rotate, so that the watch case 22 is matched to facilitate the observation of the rotation angle of the butterfly plate 27, when the worm wheel body 6 and the worm 7 in the worm wheel box 3 need to be replaced and maintained, the valve rod 5 is rotated according to the use condition to enable the positioning hole 10 to correspond to the clamping rod 20, the locking knob 21 is rotated, the clamping rod 20 and the positioning hole 10 can be fixed through the rotation of the locking knob 21, so that the rotation is avoided during maintenance, the top cover 4 is opened, then the pull plates 16 on two sides are pulled, so that the two clamping blocks 14 are driven to move out of the clamping groove 12, so that the worm 7 can be taken down, and then the worm wheel body 6 is taken down, the operation is simple, and great convenience is brought to maintenance personnel.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A novel turbine butterfly valve device comprises a valve body (1), and is characterized in that: the top of the valve body (1) is fixedly connected with a pipe body (2), the top end of the pipe body (2) is fixedly connected with a worm gear box (3), the top end of the worm gear box (3) is disassembled and fixedly connected with a top cover (4), the top of the valve body (1) is connected with a valve rod (5) in a penetrating and rotating manner, the bottom end of the valve rod (5) is fixedly connected with a butterfly plate (27), the top end of the valve rod (5) penetrates through the pipe body (2) and extends into the worm gear box (3), the outer surface of the top end of the valve rod (5) is detachably sleeved with a worm gear body (6) in a sleeved manner, the outer surface of the worm gear body (6) is connected with a worm (7) in a meshing manner, two sides of the outer surface of the worm gear box (3) are symmetrically connected with rotating shafts (8) in a penetrating and rotating manner, and a clamping mechanism is arranged between one end of each rotating shaft (8) and two ends of each worm (7), the worm gear box is characterized in that a hand wheel (9) is fixedly connected to one end, located outside the worm gear box (3), of the rotating shaft (8), a positioning mechanism is installed on one side of the outer surface of the worm gear box (3) in a penetrating mode, four positioning holes (10) corresponding to the positioning mechanism are formed in the outer surface of the valve rod (5) in an annular array mode, and a valve rod (5) matched indicating mechanism is installed on the upper surface of the top cover (4) in a penetrating mode.

2. The novel turbine butterfly valve device of claim 1, wherein: clamping mechanism includes recess (11) and draw-in groove (12), the terminal surface in pivot (8) is seted up in recess (11), the terminal surface in worm (7) is seted up in draw-in groove (12), the first spring of inner wall fixedly connected with (13) of recess (11), the one end fixedly connected with and draw-in groove (12) matched with fixture block (14) of first spring (13).

3. The novel turbine butterfly valve device of claim 2, wherein: clamping mechanism still includes and sets up in pivot (8) surface stroke groove (15), sliding connection runs through in the inside in stroke groove (15) has arm-tie (16), the outer fixed surface of the one end of arm-tie (16) and fixture block (14) is connected.

4. The novel turbine butterfly valve device of claim 1, wherein: the positioning mechanism comprises a connecting pipe (17) fixedly installed on the inner wall of the worm gear case (3), a sliding block (18) is connected to the inside of the connecting pipe (17) in a sliding mode, a second spring (19) is fixedly connected to one side of the sliding block (18), a clamping rod (20) corresponding to the positioning hole (10) is fixedly connected to one end of the second spring (19), a locking knob (21) is connected to the outer surface of the worm gear case (3) in a penetrating mode through threads, and one end of the locking knob (21) is rotatably connected with the outer surface of the sliding block (18).

5. The novel turbine butterfly valve device of claim 4, wherein: the shape of one end of the clamping rod (20) and the shape of the positioning hole (10) are both arc-shaped, and anti-skid grains are arranged on the outer surface of the locking knob (21).

6. The novel turbine butterfly valve device of claim 1, wherein: the indicating mechanism comprises a meter case (22), wherein the meter case (22) penetrates through the top cover (4) and is in threaded connection with the inside of the top cover (4), the bottom of the meter case (22) penetrates through and rotates to be connected with a rotating rod (23), a pointer (24) is fixedly connected with the top end of the rotating rod (23), a square groove (25) is formed in the top end of the valve rod (5), and a square block (26) matched with the square groove (25) is fixedly connected with the bottom end of the rotating rod (23).

7. The novel turbine butterfly valve device of claim 1, wherein: the two ends of the valve body (1) are fixedly connected with connecting flanges (28), and connecting holes are formed in the outer surfaces of the connecting flanges (28).